Mr Tinklers spokeswoman challenged the validity of the claim over the property and the size of the debt claimed.
The Tinkler camp said arbitration was under way and they believe the appointment of FTI may amount to a breach of the arbitration process.
A ban on Mr Tinkler being a director of Australian companies expired in February, meaning he is allowed to resume a career that saw him become a billionaire in 2011 on the back of well-timed coal acquisitions and surging commodity prices.
But a downturn in coal prices and big spending on sporting clubs and racehorses led to him being officially declared bankrupt in 2016.
Mr Tinkler is also fighting Whitehaven Coal in court over performance shares in the miner that he believes he is owed.
Read the full article at: https://www.afr.com/companies/mining/tinkler-vows-to-fight-claim-on-coffs-harbour-house-20210514-p57s18